Package io.delta.kernel.internal.metrics

Class MetricsReportSerializer

Object

io.delta.kernel.internal.metrics.MetricsReportSerializer

public final class MetricsReportSerializer
extends Object

Provides Jackson ObjectMapper configuration for serializing MetricsReport types

Field Summary

Fields

Modifier and Type	Field	Description
static final com.fasterxml.jackson.databind.ObjectMapper	OBJECT_MAPPER	ObjectMapper configured for serializing metrics reports.

Method Summary

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

OBJECT_MAPPER

public static final com.fasterxml.jackson.databind.ObjectMapper OBJECT_MAPPER

ObjectMapper configured for serializing metrics reports.

This ObjectMapper is pre-configured with custom serializers for:

• Java 8 Optional types (serialized as null when empty)
• Exceptions (serialized using their toString() representation)
• Complex types like StructType and Predicate (using string representation)
• Column objects (serialized as arrays of field names)